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Finding the Third Proportional to 5,643 and 13,585.50

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Solution

The third proportional to 5,643 and 13,585.50 is: 32,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643 : 13,585.50 = 13,585.50 : x
  2. Step 2: Convert to fraction form
    5,643/13,585.50 = 13,585.50/x
  3. Step 3: Cross multiply
    5,643x = 13,585.50 × 13,585.50
  4. Step 4: Simplify right side
    5,643x = 184,565,810.25
  5. Step 5: Solve for x
    x = 184,565,810.25/5,643
  6. Step 6: Final answer
    x = 32,707.04

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.